The figure shows how to couple two TTL circuits using an optical coupler to obtain isolation. The circuit is shown in the August 1992 issue of Radio Electronics magazine.
This decoder TTL circuit for 15-channel remote control was found in Selezione Radio, Italian...
This new AMS device consists of a digital color sensor and proximity sensor that also incorporates an infrared...
This alarm with the 555 integrated circuit is from an EDN from the 90s. The circuit directly...